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Fix off-by-one in daemon detach

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This commit is contained in:
Nicolas Williams
2015-04-13 17:03:23 -05:00
parent 617a82a0a5
commit 52b046c636
1 changed files with 1 additions and 2 deletions
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3
lib/roken/detach.c
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@@ -159,7 +159,7 @@ roken_detach_prep(int argc, char **argv, char *special_arg)
ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
roken_detach_finish(const char *dir, int daemon_child_fd) roken_detach_finish(const char *dir, int daemon_child_fd)
{ {
char buf[1]; char buf[1] = "";
ssize_t bytes; ssize_t bytes;
int fd; int fd;
@@ -187,7 +187,6 @@ roken_detach_finish(const char *dir, int daemon_child_fd)
err(1, "failed to chdir to /"); err(1, "failed to chdir to /");
#endif #endif
buf[1] = 0;
do { do {
bytes = write(pipefds[1], buf, sizeof(buf)); bytes = write(pipefds[1], buf, sizeof(buf));
} while (bytes == -1 && errno == EINTR); } while (bytes == -1 && errno == EINTR);